Threateningly

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Threatening \Threat"en*ing\,
     a. & n. from {Threaten}, v. -- {Threat"en*ing*ly}, adv.
     [1913 Webster]
  
     {Threatening letters} (Law), letters containing threats,
        especially those designed to extort money, or to obtain


        other property, by menaces; blackmailing letters.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  threateningly
       adv : in a menacing manner; "the voice at the other end of the
             line dropped menacingly" [syn: {menacingly}]